Those u-boot and Linux patches you need are still under development. As soon as any of them is available, we'll inform you. However, we cannot push them here. They will be available in a special section on Code Aurora Forum.

Quick question: Is the entire route from the board to the other endpoint running at 1GBPS? Because by default, an s32v234evb running the bsp16.0 u-boot only supports Ethernet connections at 1GBPS. If you really need to connect at 100/10 MBPS, we can provide you with a patch that would allow you to do that.

Those u-boot and Linux patches you need are still under development. As soon as any of them is available, we'll inform you. However, we cannot push them here. They will be available in a special section on Code Aurora Forum.